Base | Representation |
---|---|
bin | 1000010100100110101… |
… | …0111100110111110000 |
3 | 111200000211010021211212 |
4 | 2011021222330313300 |
5 | 4320300244320122 |
6 | 145402433255252 |
7 | 13220633146124 |
oct | 2051152746760 |
9 | 450024107755 |
10 | 142969916912 |
11 | 556a6877729 |
12 | 23860404528 |
13 | 10635c72794 |
14 | 6cc3c43584 |
15 | 3abb821ce2 |
hex | 2149abcdf0 |
142969916912 has 20 divisors (see below), whose sum is σ = 289047876240. Its totient is φ = 68376916608.
The previous prime is 142969916851. The next prime is 142969916939. The reversal of 142969916912 is 219619969241.
142969916912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194252237 + ... + 194252972.
It is an arithmetic number, because the mean of its divisors is an integer number (14452393812).
Almost surely, 2142969916912 is an apocalyptic number.
It is an amenable number.
142969916912 is an abundant number, since it is smaller than the sum of its proper divisors (146077959328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142969916912 is a wasteful number, since it uses less digits than its factorization.
142969916912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 388505240 (or 388505234 counting only the distinct ones).
The product of its digits is 3779136, while the sum is 59.
The spelling of 142969916912 in words is "one hundred forty-two billion, nine hundred sixty-nine million, nine hundred sixteen thousand, nine hundred twelve".
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